Concave 4

Concave 4 (aka UpperSouthClave XIII) was a convention held March 4–6, 1983, at the Park Mammoth Resort in Park City, KY. The GoH was Dalvan Coger. It was chaired by Pat Molloy.

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Concave Three	Concave	Concave 5
UpperSouthClave XII	UpperSouthClave	UpperSouthClave XIV
	1983

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